PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/30-23:27:50
G01     308.5          33.6                7.4 +/-    0.89      12.1 +/-    0.89  0.080 / 0.100
G10     103.5          39.9                9.4 +/-    0.84      13.7 +/-    0.84  0.090 / 0.090
G11     286.7          26.5                9.1 +/-    1.41      17.3 +/-    1.41  0.040 / 0.040
G14     341.9          68.9                7.6 +/-    0.43       8.0 +/-    0.43  0.040 / 0.040
G18     280.9          49.9               10.8 +/-    1.81      13.7 +/-    1.81  0.130 / 0.250
G20     119.3          14.6               10.3 +/-    1.91      25.8 +/-    1.91  0.100 / 0.190
G22     308.8          22.1                6.9 +/-    2.99      14.4 +/-    2.99  0.040 / 0.070
G25     85.9           15.4                8.6 +/-    3.46      21.1 +/-    3.46  0.050 / 0.080
G31     166.0          62.8                9.3 +/-    0.37      10.3 +/-    0.37  0.120 / 0.230
G32     33.9           53.9                7.7 +/-    1.22       9.3 +/-    1.22  0.170 / 0.170